/PHP/Globals in php

Globals in php

Php global variable function

<?php
  $myVariable = "a";
  function changeVar($newVar) {
    global $myVariable
    $myVariable = "b";
  }
  echo $myVariable; // Should echo b
?>

3

How make a variable global php

$a = 1;
$b = 2;
function Sum(){
    global $a, $b; // allows access to vars outside of function
    $b = $a + $b;
} 

Sum();
echo $b; // output is 3

2

Php globals

$GLOBALS["foo"]

0

Source: php.net

Similar codes

7 votes324 views6 answers
Sort laravel eloquent
PHP
10 votes306 views2 answers
Array find php
PHP
45 votes401 views6 answers
Laravel migration add column after
PHP Laravel
0 vote304 views1 answer
Include a website in php file
PHP
0 vote328 views1 answer
Codeigniter 3 Pass anything in query string
PHP
1 vote336 views1 answer
How to take last entry in database in laravel Method ONe
PHP
5 votes293 views3 answers
Get last month php
PHP
0 vote366 views1 answer
How to get private images in s3 laravel
PHP Laravel
10 votes400 views1 answer
Maximum memory limit in wordpress
PHP Wordpress
8 votes324 views1 answer
How to migrate single table in laravel
PHP

Share